TelegramTypes ChatMember updates

[DJTommek]

This updates is mostly related to users. Here is quick overview of changes:

• Added public constants for Chat representing chat type (private, group, supergroup and channel)

• Added new Telegram type classes:

  • ChatInviteLink
  • ChatJoinRequest.php
  • ChatMemberUpdated
  • updated ChatMember and added it's childs:
    • ChatMemberOwner
    • ChatMemberAdministrator
    • ChatMemberMember
    • ChatMemberRestricted
    • ChatMemberLeft
    • ChatMemberBanned
  • ChatMemberUpdated

• Few small improvements and refactoring

All touched classes were updated to match documentation (types and PHPDocs) as of September 22, 2023 Bot API 6.9.